1,326 prompts matching "Solve the trigonometric equation cos^2(x) - sin^2(x) = 0.5, for 0 <= x <= 360"
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Spot My Mistake: The equilibrium condition written in vector form
Act as my SS3 Further Mathematics tutor. Work a question on the equilibrium condition writ
Explain Back: Raising a complex number to a power by de Moivre's theorem
I have just studied raising a complex number to a power by de Moivre's theorem in my SS3 F
Spot My Mistake: Deriving a multiple angle formula from de Moivre's theorem
Act as my SS3 Further Mathematics tutor. Work a question on deriving a multiple angle form
WAEC Prep: Simplifying the answer after using the quotient rule
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through simplifying the an
Worked Example: The quotient rule for differentiation
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the qu
Quiz: Why the power rule fails for the integral of one over x
Act as my SS3 Further Mathematics tutor and quiz me on why the power rule fails for the in
Practice: The sign convention for displacement, velocity and acceleration
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the sign conve
WAEC Prep: The impulse of a force acting for a short time
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the impulse of a f
Quiz: Newton's third law, and identifying the pair of forces
Act as my SS3 Further Mathematics tutor and quiz me on Newton's third law, and identifying
WAEC Prep: The work done against gravity in raising a body
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the work done agai
WAEC Prep: Clearing the denominators before comparing coefficients
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through clearing the denom
WAEC Prep: A polynomial leaving the same remainder for two different divisors
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a polynomial leavi
Explain the rule of signs for determinants
Explain the checkerboard pattern of positive and negative signs used when expanding a 3x3
Solve simultaneous equations with Cramer's rule (order 2) #1
I am in SS 3. Use Cramer's rule to solve 2x + 3y = 7 and x - y = 1. Set up the coefficient
Solve a 3x3 simultaneous equation system with Cramer's rule #1
I am in SS 3. Use Cramer's rule to solve the system x + y + z = 6, 2x - y + z = 3, x + 2y
Find the inverse of a 3x3 matrix using cofactors #2
I am in SS 3. Give me a 3x3 matrix like A=[[2,0,1],[1,3,-1],[0,1,2]] and guide me through
Find the inverse of a 3x3 matrix using cofactors #3
Give me a 3x3 matrix like A=[[1,-1,2],[0,2,1],[3,0,1]] and guide me through finding its in
Explain the parallelogram of forces
Explain the parallelogram law for finding the resultant of two forces, with a labelled dia
Explain the triangle of forces method
Explain how the triangle of forces method finds a resultant, and compare it with the paral
Find the moment of a force about a point #1
I am in SS 3. Give me a moments problem with a force of 15N acting at a distance of 2m fro